    {:name :margin-left          :required false                       :type "string"           :validate-fn string?           :description "a CSS style describing the horiztonal offset from anchor after position"}
    {:name :margin-top           :required false                       :type "string"           :validate-fn string?           :description "a CSS style describing the vertical offset from anchor after position"}
    {:name :tooltip-style?       :required false :default false        :type "boolean"                                         :description "setup popover styles for a tooltip"}
-   {:name :title                :required false                       :type "string | markup"                                 :description "describes a title"}
-   {:name :popover-border-color :required false                       :type "string"           :validate-fn string?           :description "color of the popover arrow stroke"}])
+   {:name :title                :required false                       :type "string | markup"                                 :description "describes a title"}])
 
 (defn popover-border
   "Renders an element or control along with a Bootstrap popover"

                           (when width  {:width  width})
                           (when height {:height height})
                           (when popover-color {:background-color popover-color})
                           (when tooltip-style?
                             {:border-radius "4px"
                              :box-shadow    "none"

   {:name :body                 :required false                        :type "string | hiccup"  :validate-fn string-or-hiccup? :description "describes the popover body. Must be a single component"}
   {:name :tooltip-style?       :required false  :default false        :type "boolean"                                         :description "setup popover styles for a tooltip"}
   {:name :popover-color        :required false  :default "white"      :type "string"           :validate-fn string?           :description "fill color of the popover"}
   {:name :popover-border-color :required false                        :type "string"           :validate-fn string?           :description "color of the popover border, including the arrow"}
   {:name :arrow-length         :required false  :default 11           :type "integer | string" :validate-fn number-or-string? :description "the length in pixels of the arrow (from pointy part to middle of arrow base)"}
   {:name :arrow-width          :required false  :default 22           :type "integer | string" :validate-fn number-or-string? :description "the width in pixels of arrow base"}
   {:name :arrow-gap            :required false  :default -1           :type "integer"          :validate-fn number?           :description "px gap between the anchor and the arrow tip. Positive numbers push the popover away from the anchor"}
